Now we're going to need something even bigger. Let’s see how many tens and ones are in each number. We can use a place value chart to help us. You can also use a part-whole diagram to show the ...

But, how your child learns to understand addition and subtraction is very important. The place value chart teaches your child why the standard algorithm works. How powerful!

Make a place value chart and ask students where the coins should go (P1 coins in the ones place, P10 coins in the tens place). How much money is in the blue can? Let’s start with the pile of ones.

Place value can be expressed in terms of hundreds, tens and ones. For example the number 333 can be represented like this: This chart shows how the number can be partitioned into hundreds ...